package com.yuanxin.mpaas;

/**
 * Written by Andrzej Porebski Nov 14/2015
 * Copyright (c) 2015, Andrzej Porebski
 *
 * Modified by  YunJiang.Fang
 * Copyright (c) 2015, YunJiang.Fang
 */


import static com.alibaba.fastjson.parser.JSONToken.NULL;

import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONException;
import com.alibaba.fastjson.JSONObject;
import com.facebook.react.bridge.Arguments;
import com.facebook.react.bridge.ReadableArray;
import com.facebook.react.bridge.ReadableMap;
import com.facebook.react.bridge.ReadableMapKeySetIterator;
import com.facebook.react.bridge.ReadableType;
import com.facebook.react.bridge.WritableArray;
import com.facebook.react.bridge.WritableMap;


import java.util.Iterator;

public abstract class JsonConvert {
//    public static JSONObject reactToJSON(ReadableMap readableMap) throws JSONException {
//        JSONObject jsonObject = new JSONObject();
//        ReadableMapKeySetIterator iterator = readableMap.keySetIterator();
//        while(iterator.hasNextKey()){
//            String key = iterator.nextKey();
//            ReadableType valueType = readableMap.getType(key);
//            switch (valueType){
//                case Null:
//                    jsonObject.put(key,JSONObject.NULL);
//                    break;
//                case Boolean:
//                    jsonObject.put(key, readableMap.getBoolean(key));
//                    break;
//                case Number:
//                    try {
//                        jsonObject.put(key, readableMap.getInt(key));
//                    } catch(Exception e) {
//                        jsonObject.put(key, readableMap.getDouble(key));
//                    }
//                    break;
//                case String:
//                    jsonObject.put(key, readableMap.getString(key));
//                    break;
//                case Map:
//                    jsonObject.put(key, reactToJSON(readableMap.getMap(key)));
//                    break;
//                case Array:
//                    jsonObject.put(key, reactToJSON(readableMap.getArray(key)));
//                    break;
//            }
//        }
//
//        return jsonObject;
//    }
//
//    public static JSONArray reactToJSON(ReadableArray readableArray) throws JSONException {
//        JSONArray jsonArray = new JSONArray();
//        for(int i=0; i < readableArray.size(); i++) {
//            ReadableType valueType = readableArray.getType(i);
//            switch (valueType){
//                case Null:
//                    jsonArray.put(JSONObject.NULL);
//                    break;
//                case Boolean:
//                    jsonArray.put(readableArray.getBoolean(i));
//                    break;
//                case Number:
//                    try {
//                        jsonArray.put(readableArray.getInt(i));
//                    } catch(Exception e) {
//                        jsonArray.put(readableArray.getDouble(i));
//                    }
//                    break;
//                case String:
//                    jsonArray.put(readableArray.getString(i));
//                    break;
//                case Map:
//                    jsonArray.put(reactToJSON(readableArray.getMap(i)));
//                    break;
//                case Array:
//                    jsonArray.put(reactToJSON(readableArray.getArray(i)));
//                    break;
//            }
//        }
//        return jsonArray;
//    }

    public static WritableMap jsonToReact(JSONObject jsonObject) throws JSONException {
        WritableMap writableMap = Arguments.createMap();
        Iterator iterator = jsonObject.keySet().iterator();
        while(iterator.hasNext()) {
            String key = (String) iterator.next();
            Object value = jsonObject.get(key);
            if (value instanceof Float || value instanceof Double) {
                writableMap.putDouble(key, jsonObject.getDouble(key));
            } else if (value instanceof Number) {
                writableMap.putInt(key, jsonObject.getIntValue(key));
            } else if (value instanceof String) {
                writableMap.putString(key, jsonObject.getString(key));
            } else if (value instanceof JSONObject) {
                writableMap.putMap(key,jsonToReact(jsonObject.getJSONObject(key)));
            } else if (value instanceof JSONArray){
                writableMap.putArray(key, jsonToReact(jsonObject.getJSONArray(key)));
            } else if ("true".equals(value.toString()) || "false".equals(value.toString())){
                writableMap.putBoolean(key, "true".equals(value.toString()));
            } else if (value == null){
                writableMap.putNull(key);
            }
        }

        return writableMap;
    }

    public static WritableArray jsonToReact(JSONArray jsonArray) throws JSONException {
        WritableArray writableArray = Arguments.createArray();
        for(int i=0; i < jsonArray.size(); i++) {
            Object value = jsonArray.get(i);
            if (value instanceof Float || value instanceof Double) {
                writableArray.pushDouble(jsonArray.getDouble(i));
            } else if (value instanceof Number) {
                writableArray.pushInt(jsonArray.getIntValue(i));
            } else if (value instanceof String) {
                writableArray.pushString(jsonArray.getString(i));
            } else if (value instanceof JSONObject) {
                writableArray.pushMap(jsonToReact(jsonArray.getJSONObject(i)));
            } else if (value instanceof JSONArray){
                writableArray.pushArray(jsonToReact(jsonArray.getJSONArray(i)));
            } else if ("true".equals(value.toString()) || "false".equals(value.toString())){
                writableArray.pushBoolean("true".equals(value.toString()));
            } else if (value == null){
                writableArray.pushNull();
            }
        }
        return writableArray;
    }
}
